1 The lac operon consists of three structural genes, and a promoter, a terminator, regulator, and an operator. 2  The three structural genes are: lacZ, lacY, and lacA.n this case, when lactose is required as a sugar source for the bacterium, the three genes of the lac operon can be expressed and their subsequent proteins translated: lacZ, lacY, and lacA.
NEC Corporation (æ¥æ¬é»æ°æ ªå¼ä¼ç¤¾, Nippon Denki Kabushiki Gaisha) is a Japanese multinational provider of information technology (IT) services and products, headquartered in Minato, Tokyo, Japan.
Making the world better, one answer at a time. Sony is an electronics company that operates in many different countries. For example, they operate in Japan, which is where the company is based.n addition to its corporate office in Tokyo, Japan, SMS has manufacturing plants in Isehara, Kuki, Singapore and China. Answer two: Sony Corporation was cofounded by Akio Morita and Masaru Ibuka in Japan, although Morita has the biggest share and face of the company.